OpenTechnical

OT-2026-000018796

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, three 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-2026-000018796) never changes.

Identity and time

Publication numberOT-2026-000018796 · never reused
Internal UUID01a0ae6e-d521-71d8-a87b-73a3bd4bdbd8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:54.261386Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000018796
StatusPUBLIC

Content hashes

Canonical text973b18a6b1c8051223f454ad7568ef2f6679edf0f98b8fd1a44e3b9788ec097c
Markdown127d4b1700d5ee9b76f4b893618fc5aa6a52fb3a26ef2df70672b3667adb3faa
PDF
Publication pagee028cd8e761d750742df07baed7d51e362763a514814edc7d03aa6da7e74c50e
Manifest8e3f6e5c102c06f8f7ace11b4cdc7f3f4f77c40464907d5df85685b13aa5bb4d

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
SignatureZxR1VQDLHlcB6ozcHQNUn/7hsWSSyjl0fcQ3AcEqkOtKGjAqJ88m5w8cznKmwVaO5plup5+NB1H3Iop+TNKADQ==
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

2026-09-17T11:59:25.371812ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018796
observed e028cd8e761d750742df07baed7d51e3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:59:25.354327ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018796/manifest.json
observed 8e3f6e5c102c06f8f7ace11b4cdc7f3f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:59:25.336728ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018796/publication.md
observed 127d4b1700d5ee9b76f4b893618fc5aa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:59:25.319837ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018796/publication.txt
observed 973b18a6b1c8051223f454ad7568ef2f...
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.