OpenTechnical

OT-2026-000035549

Publication integrity record

Four cup vacuum gripper, four outlet manifold, single stage ejector, manifold pressure sensor, pulsed blow-off after set-down

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-2026-000035549) never changes.

Identity and time

Publication numberOT-2026-000035549 · never reused
Internal UUID01a0ae76-b4c5-7246-8665-2cf9d315d314 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:30.265572Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035549
StatusPUBLIC

Content hashes

Canonical textd8620e60780e2af48b29bdc7223f799321fb5bab00b6fa8143b61c56ff8f6a38
Markdown89f61495f9e61938330d9cbd5e45468ac040bc9ef9b83d3a6a18803ebae93552
PDF
Publication pageb0e76891c5bc958b5f45619f35bc0578f95f5808e446b68862e1031679d4309d
Manifest7041494da64f8ed317097cd8f1bac4807a90f2111e3929c19afc22a215398262

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
Signature3Y/uP5026qyhB70rkQ5iKkrqvgw47CcueYuuZTTcaiFGKQiR8wenRmRdLziJhRtzE6LoUuenkPSyrT0FwsmGCw==
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

2026-09-17T11:27:03.697617ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035549
observed b0e76891c5bc958b5f45619f35bc0578...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:03.564448ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035549/manifest.json
observed 7041494da64f8ed317097cd8f1bac480...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:58.741384ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035549/publication.md
observed 89f61495f9e61938330d9cbd5e45468a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:58.723306ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035549/publication.txt
observed d8620e60780e2af48b29bdc7223f7993...
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.