OpenTechnical

OT-2026-000041639

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three 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-2026-000041639) never changes.

Identity and time

Publication numberOT-2026-000041639 · never reused
Internal UUID01a0ae79-e8a0-7753-b05a-d7101960a22f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:27:00.220789Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000041639
StatusPUBLIC

Content hashes

Canonical text2aadc1e0bd5cc8688d7b31bdf5b6006e8cd8a5acfe5560529b5da64399b38365
Markdown8ec32bf64718353a1d058ce44ef0f7df40ee15cf28607420ed6ebd5ec7e06ed0
PDF
Publication pagea1747ad90d297a4d12ac62132233ec2c68500925edf902f42ef3bcc4439656d1
Manifestbc55aaff8537c584551af9cb49be2bd6ebf0131acab098c0070a872eb054ea47

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
SignatureeH/Mkh5csBDGSGtlEqeJPXAJX0NTTb7vinfC2mQjnzUnbG5GOTf8uarVtgAwmbB4m2HcVqfdQT3HaXoa+YzCCQ==
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

2026-09-17T11:16:26.384949ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041639
observed a1747ad90d297a4d12ac62132233ec2c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:26.368088ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041639/manifest.json
observed bc55aaff8537c584551af9cb49be2bd6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:26.349879ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041639/publication.md
observed 8ec32bf64718353a1d058ce44ef0f7df...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:26.332409ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041639/publication.txt
observed 2aadc1e0bd5cc8688d7b31bdf5b6006e...
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.