OpenTechnical

OT-2026-000033040

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, sustained 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-2026-000033040) never changes.

Identity and time

Publication numberOT-2026-000033040 · never reused
Internal UUID01a0ae75-4843-7576-a8db-ea999410b06b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:57.065765Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033040
StatusPUBLIC

Content hashes

Canonical textd87e81cb128099c703fdefd6ed657e7b3fa3a6fb77b8f5c12b3eecfc80aae952
Markdowne75b41a630553726f071c870b0c9c897477e8254863689861380d208f9900580
PDF
Publication page1b3345b3ec97f1aa5e083e7651f83a66984343444149d4cf33a770a5c1193dab
Manifest979e34f5253a68cc3a36f868f3e8eb198eb21157d729395d95bdb94807667ecc

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
Signatureei3aYcBsz9gwPu8JuzlX7lD/4r2Kt2VAo2JLiGHfJRRLwHfxGJYx/dFv4QvPW5LCFqnoaVtGo3GW/7AzkL3oCg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

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

Independent retrieval

2026-09-17T11:32:40.655879ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033040
observed 1b3345b3ec97f1aa5e083e7651f83a66...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:40.629461ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033040/manifest.json
observed 979e34f5253a68cc3a36f868f3e8eb19...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:40.612174ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033040/publication.md
observed e75b41a630553726f071c870b0c9c897...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:40.592442ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033040/publication.txt
observed d87e81cb128099c703fdefd6ed657e7b...
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.