OpenTechnical

OT-2026-000061295

Publication integrity record

Foam pad vacuum gripper, two zone face, four outlet manifold, single stage ejector, manifold pressure sensor, pulsed 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-2026-000061295) never changes.

Identity and time

Publication numberOT-2026-000061295 · never reused
Internal UUID01a0ae8b-1384-73d5-b560-d3b88bcb6c56 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:45.252443Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000061295
StatusPUBLIC

Content hashes

Canonical textc1a5d11140438c86b32d5106effe22fb28ebf307e6318961df8d217f68f496a2
Markdown0764005f38cc473233bb0e6b8a860f96d045f5cdac1c1bfe182eb603d7e3f97b
PDF
Publication page335785b016ffd5d7e486dd1f1849163fa3c2f52af86bfc150d4048490dbf1b4b
Manifestbb8c4372531adb02496db8eb1ee2a4203ad4bc0093a40eb68722e65eee50380e

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
Signatureo64Tv3A/x6L5h49PKrloAUL61QkUyI2LyHSxypBx/j8vemdDlhb7zQQhYVdMe9RJ39yh/tfG81wZa0oiugU9DA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:42:43.310627ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061295
observed 335785b016ffd5d7e486dd1f1849163f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:43.292495ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061295/manifest.json
observed bb8c4372531adb02496db8eb1ee2a420...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:43.274692ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061295/publication.md
observed 0764005f38cc473233bb0e6b8a860f96...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:43.255126ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061295/publication.txt
observed c1a5d11140438c86b32d5106effe22fb...
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.