OpenTechnical

OT-2026-000060515

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, two 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-2026-000060515) never changes.

Identity and time

Publication numberOT-2026-000060515 · never reused
Internal UUID01a0ae8a-b7cc-7e98-9ac7-efc9fb8341b6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:21.818756Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060515
StatusPUBLIC

Content hashes

Canonical text4a218c0ce9b52d808369b22796048340f2c817671fdfaffe0a062ff5fc7f4a78
Markdown5629684e59d869c3aaae8ff7e36be82e5944b3d9ae90e440450ad4360b52a7a5
PDF
Publication pagec32935ef8cf253e84a37559f2c0c0065dfffea8342f3e7d1ab3488bc1f7f24f8
Manifest74dbddace54b912a98baad51c712bf7307472914dd6d130ba211adb64595f465

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
Signaturea+9YJCmSAr796cC4jE33HKSYP4SsPcKvBbPY6esx+i4Qqg2BBoP2yMYJh4txrvtqQF68ZwRNXARfALy75RuXCA==
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

2026-09-17T10:43:01.006371ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060515
observed c32935ef8cf253e84a37559f2c0c0065...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:00.989417ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060515/manifest.json
observed 74dbddace54b912a98baad51c712bf73...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:00.971020ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060515/publication.md
observed 5629684e59d869c3aaae8ff7e36be82e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:00.952867ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060515/publication.txt
observed 4a218c0ce9b52d808369b22796048340...
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.