OpenTechnical

OT-2026-000009771

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, three stage ejector, manifold pressure sensor, 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-2026-000009771) never changes.

Identity and time

Publication numberOT-2026-000009771 · never reused
Internal UUID01a0ae6b-7565-78d0-95d2-ce922a4cb9a3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:13.151287Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009771
StatusPUBLIC

Content hashes

Canonical text4cce7491d5b743bceb4287ebcb1dcac7a510880d52b165b64d1eaf64a3490534
Markdown32c60c541238a21bf6d419e6ca15906c8df8862adfde4a65d7580f2286c08c9e
PDF
Publication page00aae37f48214f911febe09d7777bc15e412d2562741225b831df8ffd06164d7
Manifest40243aee39dd404c0ecd812f1844f91c2dd197b23b229b4ec44b45b8142a957c

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
Signaturek7Yu3GgGvxh00M9sX7tjtYXxVdpdGNldoG1bF1OXe9tlG/0OwJi5zhGRj/6o6GoECbwVs3gv+Imq8QaXmjviCQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:17:16.996690ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009771
observed 00aae37f48214f911febe09d7777bc15...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:16.978468ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009771/manifest.json
observed 40243aee39dd404c0ecd812f1844f91c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:16.959611ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009771/publication.md
observed 32c60c541238a21bf6d419e6ca15906c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:16.936716ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009771/publication.txt
observed 4cce7491d5b743bceb4287ebcb1dcac7...
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.