OpenTechnical

OT-2026-000103264

Publication integrity record

Foam pad vacuum gripper, three zone face, six outlet manifold, pump fed, pulsed 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-2026-000103264) never changes.

Identity and time

Publication numberOT-2026-000103264 · never reused
Internal UUID01a0aea4-be3f-70a9-b4bb-a8bed4b0b931 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:47.343354Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000103264
StatusPUBLIC

Content hashes

Canonical textc35201a67000b07dfd5c046fad28d81cc16b3aefd96245aa57cdb549b5d0d72e
Markdownd3d4b3ed4537b2526c31574ebdcf44855b6f950df35527a56bd3c3fe27135d27
PDF
Publication pagee63e1ae69035fb2cb787d1ee4bfb635b4f50950a33cfaafff50004ec500742c0
Manifest5cde60607ca366f4e4b39880472b71a8866e76166d403c1aa9b64c31b67c2b7c

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
SignatureXsqKDqVO2ONhDT17A5DcEPFurNxzOy9b0gF81BlBlTroVIb4dZ10fK5kCSh7ihrK53FqIY915NI9pi26pHHwAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:23:30.122841ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103264
observed e63e1ae69035fb2cb787d1ee4bfb635b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:30.106203ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103264/manifest.json
observed 5cde60607ca366f4e4b39880472b71a8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:30.088409ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103264/publication.md
observed d3d4b3ed4537b2526c31574ebdcf4485...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:30.071639ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103264/publication.txt
observed c35201a67000b07dfd5c046fad28d81c...
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.