OpenTechnical

OT-2026-000061930

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, vented 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-2026-000061930) never changes.

Identity and time

Publication numberOT-2026-000061930 · never reused
Internal UUID01a0ae8b-b8ad-78b5-8997-1d2139c3da34 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:27.528336Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000061930
StatusPUBLIC

Content hashes

Canonical text939b352379d7dc72f6591db0dc193397434c1a933d518463b3e49f0f604dc73a
Markdown97bdba9f2856f08354127894ec805023fb35a143fe873b447cef97b78b42af2b
PDF
Publication page21b1da367e444d43bed2a6c7f7b715db9497727cacecadc33d01bc4903c7fd02
Manifest11cf1fbe20fb278dced6a67c0e6cb74824f006c5380578ff3305b7f7f5ae4ce0

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
SignaturedgSGUqC7R1kNgoFkuzgfURNjdJ3BQW6yKs71DmQB2jKz62/Y/yOaT6zqyd2NzL7pjfj/idewut3IrDhaegezCQ==
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...

Independent retrieval

2026-09-17T10:40:49.143504ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061930
observed 21b1da367e444d43bed2a6c7f7b715db...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:49.121347ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061930/manifest.json
observed 11cf1fbe20fb278dced6a67c0e6cb748...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:49.099432ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061930/publication.md
observed 97bdba9f2856f08354127894ec805023...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:49.075812ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061930/publication.txt
observed 939b352379d7dc72f6591db0dc193397...
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.