OpenTechnical

OT-2026-000058883

Publication integrity record

Two cup vacuum gripper, two zone face, six outlet manifold, two 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-2026-000058883) never changes.

Identity and time

Publication numberOT-2026-000058883 · never reused
Internal UUID01a0ae89-479f-7c0c-81f6-41c992963da9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:43:47.568543Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058883
StatusPUBLIC

Content hashes

Canonical text28c625b27fe637bd5b2e1a9c46a1b72e929fae43658c28997a26c6abd533392f
Markdownc0e008d8ba20e7f29425c6b4dfab8767f12920c6413e41094501c1520f9c8804
PDF
Publication paged738265736e4dd4dc40c3fac2a603c02fecfdd43c2e94d2fc005eec2b1f0988c
Manifest9c247614c12d838561e8a45e5c0dbd52ac50bb1a382bb1b95142e21b70775b37

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
Signature1CkNNB9SlS/GNLC0YAVQVyJ/G/G8lz1259Nu8cDO5aSN+Pa32YgkTVZSW9VLtCTBEQb7ca9ucukCdsLpnf20Bw==
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

2026-09-17T10:46:25.720106ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058883
observed d738265736e4dd4dc40c3fac2a603c02...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:25.701815ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058883/manifest.json
observed 9c247614c12d838561e8a45e5c0dbd52...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:25.682887ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058883/publication.md
observed c0e008d8ba20e7f29425c6b4dfab8767...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:25.664768ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058883/publication.txt
observed 28c625b27fe637bd5b2e1a9c46a1b72e...
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.