OpenTechnical

OT-2026-000008114

Publication integrity record

Two bellows cup vacuum gripper, two zone face, common isolation valve, two stage ejector, supply line pressure sensor, vented 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-2026-000008114) never changes.

Identity and time

Publication numberOT-2026-000008114 · never reused
Internal UUID01a0ae6a-908c-7889-98cd-4f1873f14152 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:14.564317Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000008114
StatusPUBLIC

Content hashes

Canonical textfd8f1d941ce1b9dda935009cf1f01a1c955f9801a91162ef2d764209fdb10bb1
Markdowneb0b2fa45050d067609c6305d25370a463dea63c9916ce99a7ba4ce5d134754e
PDF
Publication page0e29d3905653d40f2a403e44341825587d405cbc26e4e92fe708e29cd771f970
Manifest4a5717d1d8497c342f33afd39f6802cd83cca873becfeccae9beaee322284a32

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
SignaturesagXchPCVZpLy/LndUrgR5exFzJhacgb20pGrbN+sGw0uTMRdRDFddkPrBM6AqOeQE4OonaPH6NmjZC89GW0CQ==
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

2026-09-17T12:20:25.916241ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008114
observed 0e29d3905653d40f2a403e4434182558...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:25.888004ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008114/manifest.json
observed 4a5717d1d8497c342f33afd39f6802cd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:25.866825ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008114/publication.md
observed eb0b2fa45050d067609c6305d25370a4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:25.844883ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008114/publication.txt
observed fd8f1d941ce1b9dda935009cf1f01a1c...
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.