OpenTechnical

OT-2026-000059483

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, plant vacuum fed, supply line pressure sensor, pulsed blow-off before 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-2026-000059483) never changes.

Identity and time

Publication numberOT-2026-000059483 · never reused
Internal UUID01a0ae89-8619-701f-bdd5-d492ed5ba0a2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:03.500379Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059483
StatusPUBLIC

Content hashes

Canonical textc7810ee0718ffcd26f1be32bfc968ce7c3ba447888c3e3e6380336834e1a6f87
Markdownc6a163a10de48f5dc43dfc78344401219beda8e8931b18f5a9737715844261ff
PDF
Publication page12d79d38173007220cdc90e2fc759bd4c5415ba04067e7539e9e7e0c52d8c99e
Manifest090854cb2f29f48ea4b54e53a508fa59d0945a7fdbcea8907d8e4b8ba828bc66

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
SignatureLbswboH65+wdnTXNwWwqqpC4M2iua1sA3iFd4gH+jTf9J837dB8x9GJSBkqvJh6Fx4sIWoH19SgCizawNxDcBA==
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

2026-09-17T12:41:27.710067ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059483
observed 12d79d38173007220cdc90e2fc759bd4...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T12:41:27.451586ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059483/manifest.json
observed 090854cb2f29f48ea4b54e53a508fa59...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T12:41:20.645410ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059483/publication.md
observed c6a163a10de48f5dc43dfc7834440121...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T12:41:20.202680ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059483/publication.txt
observed c7810ee0718ffcd26f1be32bfc968ce7...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T10:46:11.163264ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059483
observed 12d79d38173007220cdc90e2fc759bd4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:11.145815ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059483/manifest.json
observed 090854cb2f29f48ea4b54e53a508fa59...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:11.124743ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059483/publication.md
observed c6a163a10de48f5dc43dfc7834440121...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:11.105651ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059483/publication.txt
observed c7810ee0718ffcd26f1be32bfc968ce7...
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.