OpenTechnical

OT-2026-000057216

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, sustained blow-off after set-down, on a tool changer

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000057216) never changes.

Identity and time

Publication numberOT-2026-000057216 · never reused
Internal UUID01a0ae87-d5bb-74b1-a9b1-9f09e6b8e1ea · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:12.973410Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000057216
StatusPUBLIC

Content hashes

Canonical textca27fe1f331d95ada093160cdbdaf8fefe4884464298e9ba1aa600fd814c3b13
Markdown49fd207dd8029d8e0dfdbcb164647bfaf693bbae428caedfbf23c5d55f0d1181
PDF
Publication page1ee200276fc9b1878095a16b4883a0b0f0f3696cff47a4918f7c68e99772cbf5
Manifesta90e08958c866091c636d0d903bbc0d66c8bdd638cb49d7b2fcc826c9dd37ce7

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
Signatured53BYOk5RAqkkdwqH7tVzZ+yipQKmHax3xtyoi+TFeM3uGWn50onIVFlt6tfBaMBKeImqMWdEAJZpE6R/Z2BCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:50:16.173534ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057216
observed 1ee200276fc9b1878095a16b4883a0b0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:16.152406ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057216/manifest.json
observed a90e08958c866091c636d0d903bbc0d6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:16.133288ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057216/publication.md
observed 49fd207dd8029d8e0dfdbcb164647bfa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:16.113721ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057216/publication.txt
observed ca27fe1f331d95ada093160cdbdaf8fe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:21.869519ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057216
observed 1ee200276fc9b1878095a16b4883a0b0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:21.849880ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057216/manifest.json
observed a90e08958c866091c636d0d903bbc0d6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:21.828418ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057216/publication.md
observed 49fd207dd8029d8e0dfdbcb164647bfa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:21.810328ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057216/publication.txt
observed ca27fe1f331d95ada093160cdbdaf8fe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.