OpenTechnical

OT-2026-000015738

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, single stage ejector, supply line 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-2026-000015738) never changes.

Identity and time

Publication numberOT-2026-000015738 · never reused
Internal UUID01a0ae6e-0c4b-74d1-b6c8-9511b7c055fb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:02.846253Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000015738
StatusPUBLIC

Content hashes

Canonical texta050a90bc9c97c3a95dd5d9ee8447a13290f24d7b9be888f901376e312c6fa3b
Markdown88e1518075e7ce5da8306420226f90481e6224a63ec81a8d15dcd1b760f54c4b
PDF
Publication pagebf472541f117da70b1e6ee5a4f4fe8fd613129f257bbccefda8b2e149ad632cb
Manifest1c6bd8986a3bd5d0b1d0446ab86eac843d363323947c69755b01090f0423940c

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
SignatureLRbfKBNnTnzOQK3/sIVMd/KVaqtpgMDqva7hXffj1241bWBzQViXAYNUnu36TCPQeCuwle6Mb6snR27MraftCg==
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

2026-09-17T12:05:01.594861ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015738
observed bf472541f117da70b1e6ee5a4f4fe8fd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:01.577366ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015738/manifest.json
observed 1c6bd8986a3bd5d0b1d0446ab86eac84...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:01.561160ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015738/publication.md
observed 88e1518075e7ce5da8306420226f9048...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:01.544123ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015738/publication.txt
observed a050a90bc9c97c3a95dd5d9ee8447a13...
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.