OpenTechnical

OT-2026-000094720

Publication integrity record

Foam pad vacuum gripper, two zone face, six outlet manifold, pump fed, manifold 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-2026-000094720) never changes.

Identity and time

Publication numberOT-2026-000094720 · never reused
Internal UUID01a0ae9f-2dec-7016-8490-a36101ed5c22 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:42.715218Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000094720
StatusPUBLIC

Content hashes

Canonical text598c0c0a4b09e2f846db33ea4cd9b0563f1127803d60e7d5f6cf9a919dfe11c4
Markdown706b73555c1cb737d89043f6fa789a391daeaac1e3e2931731cc8e67edc58b75
PDF
Publication page9364813a6bf38113e70dc5c9d30a8ef7f7728045b11ac350253daf4cb410ac4c
Manifest343f26f077185d6c9ec03f07891419697486f4508681533006959e7e709eaff8

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
SignatureDySJO4gEX9Qutt5i2Cq6ne9wwtyO4BIKxWBeON9FHiTeWTE9fV1DJPa6Ab7y3U8ghsxqnzNUL0eABEPKPMuABw==
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

2026-09-17T09:37:10.883727ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094720
observed 9364813a6bf38113e70dc5c9d30a8ef7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:10.864432ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094720/manifest.json
observed 343f26f077185d6c9ec03f0789141969...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:10.845878ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094720/publication.md
observed 706b73555c1cb737d89043f6fa789a39...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:10.826796ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094720/publication.txt
observed 598c0c0a4b09e2f846db33ea4cd9b056...
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.