OpenTechnical

OT-2026-000079635

Publication integrity record

Two bellows cup vacuum gripper, two zone face, pump fed, sustained blow-off before 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-2026-000079635) never changes.

Identity and time

Publication numberOT-2026-000079635 · never reused
Internal UUID01a0ae96-0b92-7baf-a79f-fd5ae26025aa · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:44.101434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000079635
StatusPUBLIC

Content hashes

Canonical text908a135183768da8c5e8c68cb93724802251dc74b2929a1d8d91df77aa0dd233
Markdowne4460c4167b44e55f035fcb105c958d8e92e8669e8f91508a60b48c2f28d0277
PDF
Publication pagecde1511cb786ac5e702fc70be136ec0f03299367c8e978181499ebe441b06226
Manifest0d4578c6e9448a663e752e4d1734fba95cf878ba9ae2a83c9ab06d7d836b6d9d

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
Signaturey/lw0xWTkCtwJ+WnTsmvX+Eno5HeOAD2cLNPS8XPNky/Hw+91d6arhK9OwpnSnIbtFkygurcCPsPw1AyWxQ6Dw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:05:18.208247ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079635
observed cde1511cb786ac5e702fc70be136ec0f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:18.188922ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079635/manifest.json
observed 0d4578c6e9448a663e752e4d1734fba9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:18.171418ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079635/publication.md
observed e4460c4167b44e55f035fcb105c958d8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:18.153710ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079635/publication.txt
observed 908a135183768da8c5e8c68cb9372480...
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.