OpenTechnical

OT-2026-000010256

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, vented after set-down

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-2026-000010256) never changes.

Identity and time

Publication numberOT-2026-000010256 · never reused
Internal UUID01a0ae6b-cb7b-7784-be34-176861e44217 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:35.184400Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000010256
StatusPUBLIC

Content hashes

Canonical textd3ee425a7e7a55ee029007d1e1bf8d7f079c7c7cc59bccc8f2aab186eca82658
Markdown7d3763202144adc74959618a9de014b30cd4f2fb02b5f285578d448cd3db6fd9
PDF
Publication page527df8c69f35746fe6e77e8fd78a1cc6321c99696281b5aa01d52873fd3a82d9
Manifest43eb2f53f7c4d3d9500d2beb8bbf1cd34a42cb93ef92e16963274b093d568a9b

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
SignatureAD7ek890YQnU7U/cWajrC8VEp+nPjfE0tLd3Za7mitIcQ1XTTybXdrRQj7BtV5kz506u5h1EUBBOIkuGlykLDg==
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

2026-09-17T12:16:28.555397ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010256
observed 527df8c69f35746fe6e77e8fd78a1cc6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:28.536111ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010256/manifest.json
observed 43eb2f53f7c4d3d9500d2beb8bbf1cd3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:28.516024ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010256/publication.md
observed 7d3763202144adc74959618a9de014b3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:28.497038ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010256/publication.txt
observed d3ee425a7e7a55ee029007d1e1bf8d7f...
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.