OpenTechnical

OT-2026-000009272

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, single stage ejector, manifold pressure sensor, vented 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-2026-000009272) never changes.

Identity and time

Publication numberOT-2026-000009272 · never reused
Internal UUID01a0ae6b-31ba-7cd9-9fec-50b41c00b0f1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:55.823363Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009272
StatusPUBLIC

Content hashes

Canonical textd9f3882835f4e91dfe56bd951fabad452811e2f8a9dc8cf2ede533ecc14eee10
Markdown4b58d44b67875a45999574286ce809940d665c3dd46ca2af7c881f167abfd2b9
PDF
Publication pagef1c98c3fda747fc240fdea593664ab3e87f9e2d3a8da7e8467676b92ae306f27
Manifestd4c03d2069162e692ebb97656f6df23471f2bbd9a95f004aecbc4825e881916a

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
SignatureKH8HC9yG1QZ3zvBHajsoLHp0b39UX385YVtYKzeUq2gkqub+tdCdvclC+1Y4sEnNyqVowqbqTZD6ebXBNDa6DQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:18:02.074655ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009272
observed f1c98c3fda747fc240fdea593664ab3e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:02.052070ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009272/manifest.json
observed d4c03d2069162e692ebb97656f6df234...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:02.032641ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009272/publication.md
observed 4b58d44b67875a45999574286ce80994...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:02.010337ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009272/publication.txt
observed d9f3882835f4e91dfe56bd951fabad45...
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.